Home / 6,282,913.20-9,424,369.80-3,891,428.70

Finding the Fourth Proportional to 6,282,913.20, 9,424,369.80 and 3,891,428.70

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Solution

The fourth proportional to 6,282,913.20, 9,424,369.80 and 3,891,428.70 is: 5,837,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282,913.20 : 9,424,369.80 = 3,891,428.70 : x
  2. Step 2: Convert to fraction form
    6,282,913.20/9,424,369.80 = 3,891,428.70/x
  3. Step 3: Cross multiply
    6,282,913.20x = 9,424,369.80 × 3,891,428.70
  4. Step 4: Simplify right side
    6,282,913.20x = 36,674,263,119,133.27
  5. Step 5: Solve for x
    x = 36,674,263,119,133.27/6,282,913.20
  6. Step 6: Final answer
    x = 5,837,143.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.